.eslintrc.js

module.exports = {
  env: {
    browser: true,
    es2021: true,
    node: true,
  },
  extends: [
    'eslint:recommended',
    'plugin:react/recommended',
    'plugin:import/errors',
    'plugin:import/warnings',
  ],
  parserOptions: {
    ecmaFeatures: {
      jsx: true,
    },
    ecmaVersion: 12,
    sourceType: 'module',
  },
  plugins: ['react', 'import', 'react-hooks', 'prettier'],
  rules: {
    indent: ['error', 2, { SwitchCase: 1 }],
    quotes: ['error', 'single', { avoidEscape: true }],
    'prettier/prettier': 'error',
    'linebreak-style': ['error', 'unix'],
    semi: ['error', 'always'],
    'import/order': [
      'error',
      {
        groups: [
          'builtin',
          'external',
          'unknown',
          'index',
          'object',
          'internal',
        ],
        pathGroups: [
          {
            pattern: 'react',
            group: 'external',
            position: 'before',
          },
        ],
        pathGroupsExcludedImportTypes: ['react'],
        'newlines-between': 'always',
        alphabetize: {
          order: 'asc',
          caseInsensitive: true,
        },
      },
    ],
  },
  settings: {
    react: {
      version: 'detect',
    },
  },
};